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FUNDSMITH INVESTMENT SERVICES LTD.: IDXX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FUNDSMITH INVESTMENT SERVICES LTD. on IDXX, newest first. How the timeline and the estimate are built.

FUNDSMITH INVESTMENT SERVICES LTD. held 327,058 IDXX shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 327,058 shares
    Change vs previous 13F -154,528 shares

    3.81% of the 13F portfolio, value $172,176,414.

    13F-HR 0001868537-26-000007 filed by FUNDSMITH INVESTMENT SERVICES LTD.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 481,586 shares
    Change vs previous 13F -72,273 shares

    6.14% of the 13F portfolio, value $270,598,358.

    13F-HR 0001868537-26-000003 filed by FUNDSMITH INVESTMENT SERVICES LTD.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 553,859 shares
    Change vs previous 13F -134,498 shares

    6.86% of the 13F portfolio, value $374,702,229.

    13F-HR 0001868537-26-000002 filed by FUNDSMITH INVESTMENT SERVICES LTD.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 688,357 shares
    Change vs previous 13F -156,259 shares

    6.85% of the 13F portfolio, value $439,784,404.

    13F-HR 0001868537-25-000015 filed by FUNDSMITH INVESTMENT SERVICES LTD.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 844,616 shares
    Change vs previous 13F -9,743 shares

    6.13% of the 13F portfolio, value $453,001,345.

    13F-HR 0001801547-25-000007 filed by FUNDSMITH INVESTMENT SERVICES LTD.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 854,359 shares
    Change vs previous 13F -10,649 shares

    5.06% of the 13F portfolio, value $358,788,062.

    13F-HR 0001868537-25-000009 filed by FUNDSMITH INVESTMENT SERVICES LTD.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 865,008 shares
    Change vs previous 13F 0 shares

    4.65% of the 13F portfolio, value $357,628,908.

    13F-HR 0001868537-25-000008 filed by FUNDSMITH INVESTMENT SERVICES LTD.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 865,008 shares
    Change vs previous 13F not available

    5.44% of the 13F portfolio, value $437,019,342.

    13F-HR 0001520023-24-000041 filed by FUNDSMITH INVESTMENT SERVICES LTD.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).